OpenTechnical

OT-2026-000041415

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000041415) never changes.

Identity and time

Publication numberOT-2026-000041415 · never reused
Internal UUID01a0ae79-b145-7a95-808e-35843a35b77a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041415
StatusPUBLIC

Content hashes

Canonical text8da622dd5a079ed4233d0a1a3226dcb86e88f7057c08eeda836163d615a7cd03
Markdown1a800ea6d41666ded6b5a16f3c4b96aa4929aed2eb34e45d0fc239897247af32
PDF
Publication page241c3197bbbb8909efe2553974ee515fe6e06e7cd99e7e85fb1e42282beb5cd7
Manifest2aae8b5d190c583f5392780b4277f7ada0fb524714944019e5edc4c8b9ad9eea

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturedLgy6OUsfN2XsERRkKcZzjjNDtaPCTRoFqUdCEPuY8cLYOpXZL3xHmKE+dGhrOLHkokbKl4kTRamvwRThntbAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:25.856128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041415
observed 241c3197bbbb8909efe2553974ee515f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:25.837882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041415/manifest.json
observed 2aae8b5d190c583f5392780b4277f7ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:25.818710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041415/publication.md
observed 1a800ea6d41666ded6b5a16f3c4b96aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:25.800519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041415/publication.txt
observed 8da622dd5a079ed4233d0a1a3226dcb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.